Best Steam Mops · head-to-head

Shark Steam Pocket Mop S3501 vs PurSteam ThermaPro 10-in-1 Steam Mop (Therma Pro 211)

A sourced, side-by-side comparison. PurSteam ThermaPro 10-in-1 Steam Mop (Therma Pro 211) is cheaper at $89.99. Every spec and price links to its source.

Which is better: the Shark Steam Pocket Mop S3501 or PurSteam ThermaPro 10-in-1 Steam Mop (Therma Pro 211)?

On the specs we track, they're closely matched. The PurSteam ThermaPro 10-in-1 Steam Mop (Therma Pro 211) is the cheaper at $89.99.

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Full spec sheet

marks the stronger figure where "more" — or "less", for price and weight — is unambiguously better.

Spec Shark Steam Pocket Mop S3501 PurSteam ThermaPro 10-in-1 Steam Mop (Therma Pro 211)
US price $99.99 MSRP per SharkNinja.com $89.99
BrandSharkPurSteam
Released2010
Tank capacity (ml) 450 380
Heat up time sec 30 30
Steam levels 1
Cord length (ft) 18 16
Max run time min 25
Swivel steering Yes Yes
Washable pads Yes Yes
Release 2010

Sources — Shark Steam Pocket Mop S3501: sharkninja.com (verified 2026-06-20). PurSteam ThermaPro 10-in-1 Steam Mop (Therma Pro 211): pursteam.com (verified 2026-06-20).

What's the difference between the Shark Steam Pocket Mop S3501 and PurSteam ThermaPro 10-in-1 Steam Mop (Therma Pro 211)?

Where the two actually differ on the specs we track (2 of 7). Matching specs are omitted.

  • Tank capacity (ml): Shark Steam Pocket Mop S3501 450 vs PurSteam ThermaPro 10-in-1 Steam Mop (Therma Pro 211) 380
  • Cord length (ft): Shark Steam Pocket Mop S3501 18 vs PurSteam ThermaPro 10-in-1 Steam Mop (Therma Pro 211) 16

What reviewers say

Sourced tester consensus for each — the "what people who used it think" layer, not just specs.

Shark Steam Pocket Mop S3501

Only one whitelisted tester, Reviewed (USA Today), hands-on tested this exact Shark S3501 Steam Pocket Mop, and the verdict was negative. The reviewer praised a fast ~30-second heat-up and easy swivel steering, but flagged a frosted water window, no on/off switch, distilled-water dependence, and stains that needed repeated back-and-forth pumping, concluding it is 'more work than it needs to be.' (1 sourced review, 1 lab-tested.)

Praised: Heats up fast, ready to use in about 30 seconds; Easy to maneuver with swivel steering and adjustable handle height; Long 18-foot power cord and safe on many sealed hard-floor types.

Flagged: No actual on/off switch, which is confusing at first; Frosted water window and tank are a hassle to read, fill, and drain; Requires distilled water to avoid mineral buildup, an ongoing inconvenience.

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